Application: kwin_x11 (5.17.5) Qt Version: 5.13.2 Frameworks Version: 5.67.0 Operating System: Linux 5.5.6-201.fc31.x86_64 x86_64 Distribution: Fedora 31 (KDE Plasma) -- Information about the crash: - What I was doing when the application crashed: Creating a new virtual desktop - Custom settings of the application: I think the issue started after setting speciall applications settings for Slack and Thunderbird. I set the 'Desktop' option to 'All Desktops' (Force) The crash can be reproduced every time. -- Backtrace: Application: KWin (kwin_x11), signal: Segmentation fault Using host libthread_db library "/lib64/libthread_db.so.1". [Current thread is 1 (Thread 0x7f0781eff200 (LWP 1591254))] Thread 10 (Thread 0x7f06c5814700 (LWP 1681058)): #0 0x00007f0786d5bd45 in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0 #1 0x00007f07877f28b3 in QWaitCondition::wait(QMutex*, QDeadlineTimer) () from /lib64/libQt5Core.so.5 #2 0x00007f07877f2941 in QWaitCondition::wait(QMutex*, unsigned long) () from /lib64/libQt5Core.so.5 #3 0x00007f07868374e9 in QSGRenderThread::processEventsAndWaitForMore() () from /lib64/libQt5Quick.so.5 #4 0x00007f078683778d in QSGRenderThread::run() () from /lib64/libQt5Quick.so.5 #5 0x00007f07877ecd96 in QThreadPrivate::start(void*) () from /lib64/libQt5Core.so.5 #6 0x00007f0786d554e2 in start_thread () from /lib64/libpthread.so.0 #7 0x00007f0788eb76d3 in clone () from /lib64/libc.so.6 Thread 9 (Thread 0x7f06c7eb3700 (LWP 1681057)): #0 0x00007ffe3e3c7870 in clock_gettime () #1 0x00007f0788e7e6ab in clock_gettime@GLIBC_2.2.5 () from /lib64/libc.so.6 #2 0x00007f07879f1035 in qt_gettime() () from /lib64/libQt5Core.so.5 #3 0x00007f07879efb7d in QTimerInfoList::updateCurrentTime() () from /lib64/libQt5Core.so.5 #4 0x00007f07879eff89 in QTimerInfoList::timerWait(timespec&) () from /lib64/libQt5Core.so.5 #5 0x00007f07879ef0f4 in QEventDispatcherUNIX::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /lib64/libQt5Core.so.5 #6 0x00007f078799b1db in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /lib64/libQt5Core.so.5 #7 0x00007f07877ebc45 in QThread::exec() () from /lib64/libQt5Core.so.5 #8 0x00007f0786486399 in QQmlThreadPrivate::run() () from /lib64/libQt5Qml.so.5 #9 0x00007f07877ecd96 in QThreadPrivate::start(void*) () from /lib64/libQt5Core.so.5 #10 0x00007f0786d554e2 in start_thread () from /lib64/libpthread.so.0 #11 0x00007f0788eb76d3 in clone () from /lib64/libc.so.6 Thread 8 (Thread 0x7f075b7fe700 (LWP 1647225)): #0 0x00007f0786d5bd45 in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0 #1 0x00007f07877f28b3 in QWaitCondition::wait(QMutex*, QDeadlineTimer) () from /lib64/libQt5Core.so.5 #2 0x00007f07877f2941 in QWaitCondition::wait(QMutex*, unsigned long) () from /lib64/libQt5Core.so.5 #3 0x00007f07868374e9 in QSGRenderThread::processEventsAndWaitForMore() () from /lib64/libQt5Quick.so.5 #4 0x00007f078683778d in QSGRenderThread::run() () from /lib64/libQt5Quick.so.5 #5 0x00007f07877ecd96 in QThreadPrivate::start(void*) () from /lib64/libQt5Core.so.5 #6 0x00007f0786d554e2 in start_thread () from /lib64/libpthread.so.0 #7 0x00007f0788eb76d3 in clone () from /lib64/libc.so.6 Thread 7 (Thread 0x7f076e507700 (LWP 1591623)): #0 0x00007f0786d5bd45 in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0 #1 0x00007f07877f28b3 in QWaitCondition::wait(QMutex*, QDeadlineTimer) () from /lib64/libQt5Core.so.5 #2 0x00007f07877f2941 in QWaitCondition::wait(QMutex*, unsigned long) () from /lib64/libQt5Core.so.5 #3 0x00007f07868374e9 in QSGRenderThread::processEventsAndWaitForMore() () from /lib64/libQt5Quick.so.5 #4 0x00007f078683778d in QSGRenderThread::run() () from /lib64/libQt5Quick.so.5 #5 0x00007f07877ecd96 in QThreadPrivate::start(void*) () from /lib64/libQt5Core.so.5 #6 0x00007f0786d554e2 in start_thread () from /lib64/libpthread.so.0 #7 0x00007f0788eb76d3 in clone () from /lib64/libc.so.6 Thread 6 (Thread 0x7f07659ba700 (LWP 1591273)): #0 0x00007f0786d5bd45 in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0 #1 0x00007f07872da74a in QTWTF::TCMalloc_PageHeap::scavengerThread() () from /lib64/libQt5Script.so.5 #2 0x00007f07872da76f in QTWTF::TCMalloc_PageHeap::runScavengerThread(void*) () from /lib64/libQt5Script.so.5 #3 0x00007f0786d554e2 in start_thread () from /lib64/libpthread.so.0 #4 0x00007f0788eb76d3 in clone () from /lib64/libc.so.6 Thread 5 (Thread 0x7f075bfff700 (LWP 1591271)): #0 0x00007f0786d5bd45 in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0 #1 0x00007f076490619b in util_queue_thread_func () from /usr/lib64/dri/i965_dri.so #2 0x00007f0764905dab in impl_thrd_routine () from /usr/lib64/dri/i965_dri.so #3 0x00007f0786d554e2 in start_thread () from /lib64/libpthread.so.0 #4 0x00007f0788eb76d3 in clone () from /lib64/libc.so.6 Thread 4 (Thread 0x7f0766bfb700 (LWP 1591268)): #0 0x00007f0788eacb66 in ppoll () from /lib64/libc.so.6 #1 0x00007f07879edcb9 in qt_safe_poll(pollfd*, unsigned long, timespec const*) () from /lib64/libQt5Core.so.5 #2 0x00007f07879eef01 in QEventDispatcherUNIX::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /lib64/libQt5Core.so.5 #3 0x00007f078799b1db in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /lib64/libQt5Core.so.5 #4 0x00007f07877ebc45 in QThread::exec() () from /lib64/libQt5Core.so.5 #5 0x00007f0786486399 in QQmlThreadPrivate::run() () from /lib64/libQt5Qml.so.5 #6 0x00007f07877ecd96 in QThreadPrivate::start(void*) () from /lib64/libQt5Core.so.5 #7 0x00007f0786d554e2 in start_thread () from /lib64/libpthread.so.0 #8 0x00007f0788eb76d3 in clone () from /lib64/libc.so.6 Thread 3 (Thread 0x7f076ff77700 (LWP 1591259)): #0 0x00007f0788eacb66 in ppoll () from /lib64/libc.so.6 #1 0x00007f07879edcb9 in qt_safe_poll(pollfd*, unsigned long, timespec const*) () from /lib64/libQt5Core.so.5 #2 0x00007f07879eef01 in QEventDispatcherUNIX::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /lib64/libQt5Core.so.5 #3 0x00007f078799b1db in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /lib64/libQt5Core.so.5 #4 0x00007f07877ebc45 in QThread::exec() () from /lib64/libQt5Core.so.5 #5 0x00007f0785de1f6a in QDBusConnectionManager::run() () from /lib64/libQt5DBus.so.5 #6 0x00007f07877ecd96 in QThreadPrivate::start(void*) () from /lib64/libQt5Core.so.5 #7 0x00007f0786d554e2 in start_thread () from /lib64/libpthread.so.0 #8 0x00007f0788eb76d3 in clone () from /lib64/libc.so.6 Thread 2 (Thread 0x7f0774c95700 (LWP 1591257)): #0 0x00007f0788eaca6f in poll () from /lib64/libc.so.6 #1 0x00007f078770e38a in _xcb_conn_wait () from /lib64/libxcb.so.1 #2 0x00007f078770ffea in xcb_wait_for_event () from /lib64/libxcb.so.1 #3 0x00007f0774ddcd48 in QXcbEventQueue::run() () from /lib64/libQt5XcbQpa.so.5 #4 0x00007f07877ecd96 in QThreadPrivate::start(void*) () from /lib64/libQt5Core.so.5 #5 0x00007f0786d554e2 in start_thread () from /lib64/libpthread.so.0 #6 0x00007f0788eb76d3 in clone () from /lib64/libc.so.6 Thread 1 (Thread 0x7f0781eff200 (LWP 1591254)): [KCrash Handler] #6 0x00007f07874507d2 in QHash<KWin::EffectWindow*, KWin::WindowMotionManager::WindowMotion>::keys() const () from /lib64/libkwin4_effect_builtins.so.1 #7 0x00007f0787449386 in KWin::DesktopGridEffect::slotWindowGeometryShapeChanged(KWin::EffectWindow*, QRect const&) () from /lib64/libkwin4_effect_builtins.so.1 #8 0x00007f07879c6a60 in QMetaObject::activate(QObject*, int, int, void**) () from /lib64/libQt5Core.so.5 #9 0x00007f0786b4e3fb in KWin::EffectsHandler::windowGeometryShapeChanged(KWin::EffectWindow*, QRect const&) () from /lib64/libkwineffects.so.12 #10 0x00007f07879c6a60 in QMetaObject::activate(QObject*, int, int, void**) () from /lib64/libQt5Core.so.5 #11 0x00007f0788b1f0eb in KWin::Toplevel::geometryShapeChanged(KWin::Toplevel*, QRect const&) () from /lib64/libkwin.so.5 #12 0x00007f0788b53891 in KWin::Client::updateShape() () from /lib64/libkwin.so.5 #13 0x00007f0788bc3050 in KWin::Client::setGeometry(int, int, int, int, KWin::AbstractClient::ForceGeometry_t) () from /lib64/libkwin.so.5 #14 0x00007f0788bc4c4a in KWin::AbstractClient::blockGeometryUpdates(bool) () from /lib64/libkwin.so.5 #15 0x00007f0788bc5886 in KWin::Client::changeMaximize(bool, bool, bool) () from /lib64/libkwin.so.5 #16 0x00007f0788bcbf66 in KWin::AbstractClient::checkWorkspacePosition(QRect, int, QRect) () from /lib64/libkwin.so.5 #17 0x00007f0788bd217c in KWin::Workspace::updateClientArea(bool) () from /lib64/libkwin.so.5 #18 0x00007f07879c691b in QMetaObject::activate(QObject*, int, int, void**) () from /lib64/libQt5Core.so.5 #19 0x00007f0788b1e960 in KWin::VirtualDesktopManager::countChanged(unsigned int, unsigned int) () from /lib64/libkwin.so.5 #20 0x00007f0788caf947 in KWin::VirtualDesktopManager::setCount(unsigned int) () from /lib64/libkwin.so.5 #21 0x00007f07879c6a60 in QMetaObject::activate(QObject*, int, int, void**) () from /lib64/libQt5Core.so.5 #22 0x00007f07879c691b in QMetaObject::activate(QObject*, int, int, void**) () from /lib64/libQt5Core.so.5 #23 0x00007f07863cfacc in QQmlVMEMetaObject::metaCall(QObject*, QMetaObject::Call, int, void**) () from /lib64/libQt5Qml.so.5 #24 0x00007f07863cee5c in QQmlVMEMetaObject::metaCall(QObject*, QMetaObject::Call, int, void**) () from /lib64/libQt5Qml.so.5 #25 0x00007f07863cee5c in QQmlVMEMetaObject::metaCall(QObject*, QMetaObject::Call, int, void**) () from /lib64/libQt5Qml.so.5 #26 0x00007f078642a755 in QQmlObjectOrGadget::metacall(QMetaObject::Call, int, void**) const () from /lib64/libQt5Qml.so.5 #27 0x00007f078631ad1c in CallMethod(QQmlObjectOrGadget const&, int, int, int, int*, QV4::ExecutionEngine*, QV4::CallData*, QMetaObject::Call) () from /lib64/libQt5Qml.so.5 #28 0x00007f078631cd69 in CallPrecise(QQmlObjectOrGadget const&, QQmlPropertyData const&, QV4::ExecutionEngine*, QV4::CallData*, QMetaObject::Call) () from /lib64/libQt5Qml.so.5 #29 0x00007f078631db8e in QV4::QObjectMethod::callInternal(QV4::Value const*, QV4::Value const*, int) const () from /lib64/libQt5Qml.so.5 #30 0x00007f078633afc6 in QV4::Moth::VME::interpret(QV4::CppStackFrame*, QV4::ExecutionEngine*, char const*) () from /lib64/libQt5Qml.so.5 #31 0x00007f078633cf9f in QV4::Moth::VME::exec(QV4::CppStackFrame*, QV4::ExecutionEngine*) () from /lib64/libQt5Qml.so.5 #32 0x00007f07862c97bf in QV4::Function::call(QV4::Value const*, QV4::Value const*, int, QV4::ExecutionContext const*) () from /lib64/libQt5Qml.so.5 #33 0x00007f0786452b37 in QQmlJavaScriptExpression::evaluate(QV4::CallData*, bool*) () from /lib64/libQt5Qml.so.5 #34 0x00007f07863f356c in QQmlBoundSignalExpression::evaluate(void**) () from /lib64/libQt5Qml.so.5 #35 0x00007f07863f4738 in QQmlBoundSignal_callback(QQmlNotifierEndpoint*, void**) () from /lib64/libQt5Qml.so.5 #36 0x00007f07864360dd in QQmlNotifier::emitNotify(QQmlNotifierEndpoint*, void**) () from /lib64/libQt5Qml.so.5 #37 0x00007f07863d38e5 in QQmlData::signalEmitted(QAbstractDeclarativeData*, QObject*, int, void**) () from /lib64/libQt5Qml.so.5 #38 0x00007f07879c633f in QMetaObject::activate(QObject*, int, int, void**) () from /lib64/libQt5Core.so.5 #39 0x00007f075810bb93 in QQuickAction1::triggered(QObject*) () from /usr/lib64/qt5/qml/QtQuick/Controls/libqtquickcontrolsplugin.so #40 0x00007f075810be72 in QQuickAction1::qt_static_metacall(QObject*, QMetaObject::Call, int, void**) () from /usr/lib64/qt5/qml/QtQuick/Controls/libqtquickcontrolsplugin.so #41 0x00007f075810c563 in QQuickAction1::qt_metacall(QMetaObject::Call, int, void**) () from /usr/lib64/qt5/qml/QtQuick/Controls/libqtquickcontrolsplugin.so #42 0x00007f078642a755 in QQmlObjectOrGadget::metacall(QMetaObject::Call, int, void**) const () from /lib64/libQt5Qml.so.5 #43 0x00007f078631a95d in CallMethod(QQmlObjectOrGadget const&, int, int, int, int*, QV4::ExecutionEngine*, QV4::CallData*, QMetaObject::Call) () from /lib64/libQt5Qml.so.5 #44 0x00007f078631cd94 in CallPrecise(QQmlObjectOrGadget const&, QQmlPropertyData const&, QV4::ExecutionEngine*, QV4::CallData*, QMetaObject::Call) () from /lib64/libQt5Qml.so.5 #45 0x00007f078631dd81 in QV4::QObjectMethod::callInternal(QV4::Value const*, QV4::Value const*, int) const () from /lib64/libQt5Qml.so.5 #46 0x00007f078633afc6 in QV4::Moth::VME::interpret(QV4::CppStackFrame*, QV4::ExecutionEngine*, char const*) () from /lib64/libQt5Qml.so.5 #47 0x00007f078633cf9f in QV4::Moth::VME::exec(QV4::CppStackFrame*, QV4::ExecutionEngine*) () from /lib64/libQt5Qml.so.5 #48 0x00007f07862c97bf in QV4::Function::call(QV4::Value const*, QV4::Value const*, int, QV4::ExecutionContext const*) () from /lib64/libQt5Qml.so.5 #49 0x00007f0786452b37 in QQmlJavaScriptExpression::evaluate(QV4::CallData*, bool*) () from /lib64/libQt5Qml.so.5 #50 0x00007f07863f356c in QQmlBoundSignalExpression::evaluate(void**) () from /lib64/libQt5Qml.so.5 #51 0x00007f07863f4738 in QQmlBoundSignal_callback(QQmlNotifierEndpoint*, void**) () from /lib64/libQt5Qml.so.5 #52 0x00007f07864360dd in QQmlNotifier::emitNotify(QQmlNotifierEndpoint*, void**) () from /lib64/libQt5Qml.so.5 #53 0x00007f07863d38e5 in QQmlData::signalEmitted(QAbstractDeclarativeData*, QObject*, int, void**) () from /lib64/libQt5Qml.so.5 #54 0x00007f07879c633f in QMetaObject::activate(QObject*, int, int, void**) () from /lib64/libQt5Core.so.5 #55 0x00007f0786918976 in QQuickMouseArea::released(QQuickMouseEvent*) () from /lib64/libQt5Quick.so.5 #56 0x00007f078691a1e5 in QQuickMouseArea::setPressed(Qt::MouseButton, bool, Qt::MouseEventSource) () from /lib64/libQt5Quick.so.5 #57 0x00007f078691b373 in QQuickMouseArea::mouseReleaseEvent(QMouseEvent*) () from /lib64/libQt5Quick.so.5 #58 0x00007f078687c088 in QQuickItem::event(QEvent*) () from /lib64/libQt5Quick.so.5 #59 0x00007f0788310ab6 in QApplicationPrivate::notify_helper(QObject*, QEvent*) () from /lib64/libQt5Widgets.so.5 #60 0x00007f078831a150 in QApplication::notify(QObject*, QEvent*) () from /lib64/libQt5Widgets.so.5 #61 0x00007f078799c3e8 in QCoreApplication::notifyInternal2(QObject*, QEvent*) () from /lib64/libQt5Core.so.5 #62 0x00007f07868975e5 in QQuickWindowPrivate::deliverMouseEvent(QQuickPointerMouseEvent*) () from /lib64/libQt5Quick.so.5 #63 0x00007f0786898ceb in QQuickWindowPrivate::deliverPointerEvent(QQuickPointerEvent*) () from /lib64/libQt5Quick.so.5 #64 0x00007f0786899a99 in QQuickWindowPrivate::handleMouseEvent(QMouseEvent*) () from /lib64/libQt5Quick.so.5 #65 0x00007f078744daa0 in KWin::DesktopGridEffect::windowInputMouseEvent(QEvent*) () from /lib64/libkwin4_effect_builtins.so.1 #66 0x00007f0788bb169f in KWin::EffectsHandlerImpl::checkInputWindowEvent(QMouseEvent*) () from /lib64/libkwin.so.5 #67 0x00007f076f73b16b in KWin::EffectsMouseInterceptionX11Filter::event(xcb_generic_event_t*) () from /usr/lib64/qt5/plugins/org.kde.kwin.platforms/KWinX11Platform.so #68 0x00007f0788bbc286 in KWin::Workspace::workspaceEvent(xcb_generic_event_t*) () from /lib64/libkwin.so.5 #69 0x00007f0787999a04 in QAbstractEventDispatcher::filterNativeEvent(QByteArray const&, void*, long*) () from /lib64/libQt5Core.so.5 #70 0x00007f0774db4285 in QXcbConnection::handleXcbEvent(xcb_generic_event_t*) () from /lib64/libQt5XcbQpa.so.5 #71 0x00007f0774db4fe6 in QXcbConnection::processXcbEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /lib64/libQt5XcbQpa.so.5 #72 0x00007f0774dde120 in QXcbUnixEventDispatcher::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /lib64/libQt5XcbQpa.so.5 #73 0x00007f078799b1db in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /lib64/libQt5Core.so.5 #74 0x00007f07879a30b6 in QCoreApplication::exec() () from /lib64/libQt5Core.so.5 #75 0x00007f0788f89648 in kdemain () from /lib64/libkdeinit5_kwin_x11.so #76 0x00007f0788ddd1a3 in __libc_start_main () from /lib64/libc.so.6 #77 0x000055abd86ad0ae in _start () [Inferior 1 (process 1591254) detached] The reporter indicates this bug may be a duplicate of or related to bug 401422. Possible duplicates by query: bug 411943, bug 403202, bug 401422, bug 395825, bug 381895. Reported using DrKonqi
*** This bug has been marked as a duplicate of bug 401422 ***